OpenTechnical

OT-2026-000071963

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000071963) never changes.

Identity and time

Publication numberOT-2026-000071963 · never reused
Internal UUID01a0ae92-47c0-7931-b2b7-9dfbb6ae5341 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071963
StatusPUBLIC

Content hashes

Canonical text1e9711525360d19dd09d190e5178867d82c0d5e05784af78bc59c2ea8da7f632
Markdown6bfc6d479d1739025e59e83985831053fdf8bfbf3742cdfb5124ecbe008d0794
PDF
Publication page5eecbfc12ea15596052d355b5895ba1e78c4e33f06f067b3a3f8c2dbf2ce1271
Manifest8f5ba143a2ae837420f355a645f6705462005d4f1235febb3e47a7c7a73f22bc

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturetmvlOrlYfZrDtbEqYoK/Jhba3uJpV6Yd4cFCH3MeqZsEu9gV2XA4Rk6s0us9WNQiiSWEJ9BOPZFCkcCKjdazAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:23:00.152506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071963
observed 5eecbfc12ea15596052d355b5895ba1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:00.136093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071963/manifest.json
observed 8f5ba143a2ae837420f355a645f67054...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:00.119696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071963/publication.md
observed 6bfc6d479d1739025e59e83985831053...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:00.103147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071963/publication.txt
observed 1e9711525360d19dd09d190e5178867d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.